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Finding the Third Proportional to 12,957,354 and 29,997,081

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Solution

The third proportional to 12,957,354 and 29,997,081 is: 69,445,109.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,354 : 29,997,081 = 29,997,081 : x
  2. Step 2: Convert to fraction form
    12,957,354/29,997,081 = 29,997,081/x
  3. Step 3: Cross multiply
    12,957,354x = 29,997,081 × 29,997,081
  4. Step 4: Simplify right side
    12,957,354x = 899,824,868,520,561
  5. Step 5: Solve for x
    x = 899,824,868,520,561/12,957,354
  6. Step 6: Final answer
    x = 69,445,109.59

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.